The impact of rickettsial diseases on military operations.
D000818:Animals; D006801:Humans; D008887:Military Medicine; D011778:Q Fever / Q000175:diagnosis; D051381:Rats; D012282:Rickettsia Infections / Q000175:diagnosis*; D012373:Rocky Mountain Spotted Fever / Q000175:diagnosis; D012612:Scrub Typhus / Q000175:diagnosis; D014438:Typhus, Epidemic Louse-Borne / Q000175:diagnosis